Home / 24,771.51-34,172.15-15,809.67

Finding the Fourth Proportional to 24,771.51, 34,172.15 and 15,809.67

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Solution

The fourth proportional to 24,771.51, 34,172.15 and 15,809.67 is: 21,809.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,771.51 : 34,172.15 = 15,809.67 : x
  2. Step 2: Convert to fraction form
    24,771.51/34,172.15 = 15,809.67/x
  3. Step 3: Cross multiply
    24,771.51x = 34,172.15 × 15,809.67
  4. Step 4: Simplify right side
    24,771.51x = 540,250,335.64
  5. Step 5: Solve for x
    x = 540,250,335.64/24,771.51
  6. Step 6: Final answer
    x = 21,809.34

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.